Airflow Instruments PAN341 PANDA Duct Leakage Tester


Please note – due to a global shortage of parts, the delivery period for this product might be extended. Please contact your Kenelec Scientific Sales Engineer for assistance.


The Airflow Instruments PAN341 Positive and Negative Duct Accreditation (PANDA) Duct Leakage Tester provides contractors, commissioning engineers, and research & development technicians the best way to quantify air leakage in ductwork, as well as the ability to measure the performance of ducted systems. The PAN341 provides a fast, accurate, automated solution that enhances energy savings in buildings and helps  to ensure compliance with European standards like EN12237, EN1507, EN13779, EUROVENT 2/2 standards and with American standards like SMACNA, enhancing energy savings in buildings.


Learn how adding a PANDA to their fleet has helped one of our HVAC Commissioning customers.




  • Positive and negative duct leakage testing in one rig
  • Energy savings by testing and minimising duct leaks
  • Accuracy is ± 2,5% of volume flow
  • Unique performance and fan speed control charge up of duct system to test static pressure within minutes
  • Fits in the back of vans and estate cars
  • Comes with standard Airflow TA465-P Multi-Function Instrument and PVM610 Micromanometer
  • Carry weight of 45kg (99lbs)


  • New building installations
  • Testing of existing installations


Setup & Operation

Operating the Airflow Instruments PANDA Duct Leakage Tester (2020)

Operating the PANDA Duct Leakage Tester (2013)


Airflow Instruments AFL72888001 PANDA Flow Verification Collar